Question:
A thermodynamic system is taken through the cycle abcda. The work done by the gas along the path bc is:
(1) Zero
(2) 30 J 
(3) –90 J
(4) –60 J
                                        NEET -2024 
Solution:                
A thermodynamic system is taken through the cycle abcda. The work done by the gas along the path bc is:

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